diff --git a/docs/_static/img/tree/roles.png b/docs/_static/img/tree/roles.png
new file mode 100644
index 0000000..444a167
Binary files /dev/null and b/docs/_static/img/tree/roles.png differ
diff --git a/docs/tree/node.md b/docs/tree/node.md
index ffd8811..8d0726d 100644
--- a/docs/tree/node.md
+++ b/docs/tree/node.md
@@ -32,6 +32,21 @@ core:
             - {name: 'Bar', action: 'App\Controller\OtherController::bar'}
 ```
 
+If you need to restrict the access, you can provided a list of roles in the configuration:
+
+```yaml title="config/packages/app.yaml"
+core:
+    site:
+        security:
+            roles:
+                - {name: 'Foo role', role: 'ROLE_FOO'}
+                - {name: 'Bar role', role: 'ROLE_BAR'}
+```
+
+Then you will be able to select what roles are required:
+
+![](/_static/img/tree/roles.png)
+
 ## Attributes
 
 Attributes are a collection of keys and values attached to a node (eg: class, icon, whatever you want).
diff --git a/docs/users.md b/docs/users.md
index c204f32..be42a6b 100644
--- a/docs/users.md
+++ b/docs/users.md
@@ -1,2 +1,3 @@
 # Users
 
+Murph provided a basic authentication based on the `User` entity.